Messages in this thread | | | Date | Wed, 15 Mar 2006 00:03:48 +0100 | From | Pavel Machek <> | Subject | Re: [RFC PATCH 3/3] x86-64: Calgary IOMMU - hook it in |
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On Út 14-03-06 10:26:34, Muli Ben-Yehuda wrote: > This patch hooks Calgary into the build and the x86-64 IOMMU > initialization paths. > > Signed-Off-By: Muli Ben-Yehuda <mulix@mulix.org> > Signed-Off-By: Jon Mason <jdmason@us.ibm.com> > > diff -Naurp --exclude-from /home/muli/w/dontdiff iommu_detected/arch/x86_64/Kconfig linux/arch/x86_64/Kconfig > --- iommu_detected/arch/x86_64/Kconfig 2006-03-14 08:58:23.000000000 +0200 > +++ linux/arch/x86_64/Kconfig 2006-03-12 10:49:04.000000000 +0200 > @@ -372,6 +372,16 @@ config GART_IOMMU > and a software emulation used on other systems. > If unsure, say Y. > > +config CALGARY_IOMMU > + bool "IBM x366 server IOMMU" > + default y > + depends on PCI && MPSC && EXPERIMENTAL > + help > + Support for hardware IOMMUs in IBM's x366 server > + systems. The IOMMU can be turned off at runtime with the > + iommu=off parameter. Normally the kernel will make the right
Runtime? I think you meant boottime.
> + choice by itself. If unsure, say Y.
Eh? How common are those machines? Pavel
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